Lombardo, G. T. (2005). Sleep to save your life: The complete guide to living longer and healthier through restorative sleep. Collins.
Cita Chicago Style (17a ed.)Lombardo, Gerard T. Sleep to Save Your Life: The Complete Guide to Living Longer and Healthier Through Restorative Sleep. New York, NY: Collins, 2005.
Cita MLA (8a ed.)Lombardo, Gerard T. Sleep to Save Your Life: The Complete Guide to Living Longer and Healthier Through Restorative Sleep. Collins, 2005.
Precaución: Estas citas no son 100% exactas.